204920455

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1\times {\mathrm{2089}}^1$

素因数の和:2970

約数の個数: 16

約数和(自身を含む): 257019840

約数和(自身を除く): 52099385

約数列:

[1, 5, 23, 115, 853, 2089, 4265, 10445, 19619, 48047, 98095, 240235, 1781917, 8909585, 40984091, 204920455]

約数ペア:

[(1, 204920455), (5, 40984091), (23, 8909585), (115, 1781917), (853, 240235), (2089, 98095), (4265, 48047), (10445, 19619)]